Sherwood R-772 Service Manual page 6

DOLBY-EX INPUT SECTION
* INPUT : COAXIAL, CD DIGITAL
* SURROUND MODE : DOLBY-EX
* VOLUME POSISTION : 55dB
* AT SPEAKER OUT SPK MODE YES,BACK-YES
No. DESCRIPTION
1 OUT PUT LEVEL
Disc : DOLBY-EX -23dB
YES,BACK - L
2 T.H.D
Disc : DOLBY-EX -23dB
LPF(20KHz)
SPK:YES,BACK - 2CH
3 S/N
Disc 0dB,JIS "A"
LPF(20KHz)
DTS INPUT SECTION
* INPUT : COAXIAL, CD DIGITAL
* SURROUND MODE : DTS
* VOLUME POSISTION : 55dB
* AT SPEAKER OUT SPK MODE YES BACK-N
No. DESCRIPTION
1 OUT PUT LEVEL
Disc : DTS 0dB
SPK MODE:YES,BACK-NO
X-OVER:ALL FULL RANGE
2 THD LPF(20KHZ)
Disc : DTS 0dB
SPK MODE:YES,BACK-NO
X-OVER:ALL FULL RANGE
3 S/N
Disc 0dB,JIS "A"
LPF(20KHz)
YES,BACK-N
4 DTS+NEO6
OUTPUT LEVEL
Disc:ALL CH(1KHz,-20dB)
YES,BACK-Y (L 2CH)
DOLBY-EX TEST Disc(TRACK 7)
INPUT FREQ. CHAP
BC 1 KHz
BC 1KHz
BC 1 KHz
DTS TEST Disc(TRACK 9,10,11,12,13,14,15)
INPUT FREQ. CHAP
FRONT 1 KHz
CENTER 1 KHz
SURR 1 KHz
S/W 30 Hz
FRONT 1 KHz
CENTER 1 KHz
SURR 1 KHz
S/W 30 Hz
FRONT 1 KHz
CENTER 1 KHz
SURR 1 KHz
S/W 30 Hz
FRONT 1 KHz
CENTER 1 KHz
SURR 1 KHz
S-BACK 1 KHz
5
UNIT
NOMI.
mV
7 700±70
7 % 0.3
dB
STOP 65
UNIT
NOMI.
V 10±1
10,11
V 10±1
14
V 10±1
12,13
V 1.0±0.6
15
10,11 0.3
%
14 0.3
%
12,13 0.3
%
15 0.3
%
dB 65
10,11
dB 65
14
dB
12,13 65
dB
15 65
9 V 1.0±0.2
9 V 1.0±0.2
9 mV 75±20
V 1.0±0.2
SPEC
LIMIT
700±100
0.5
60
SPEC
LIMIT
10±2
10±2
10±2
1.0±0.8
0.5
0.5
0.5
0.5
60
60
60
60
1.0±0.4
1.0±0.4
75±30
1.0±0.4